<template>
  <div class="dashboard-container">
    <div class="app-container">
      <page-tool :show-before="true">
        <!-- 左侧 -->
        <span slot="before">共{{ page.total }}条记录</span>
        <!-- 右侧 -->
        <template slot="after">
          <el-button size="small" type="warning" @click="$router.push('/import?type=user')">导入</el-button>
          <el-button size="small" type="danger" @click="excelData">导出</el-button>
          <el-button size="small" type="primary" :disabled="!checkPermission('POINT-USER-ADD')" @click="showDialog=true">新增员工</el-button>
        </template>
      </page-tool>
      <!-- 表格和分页 -->
      <el-card v-if="loading">
        <el-table :data="list" border>
          <el-table-column label="序号" sortable="" type="index" />
          <el-table-column label="姓名" sortable="" prop="username" />
          <el-table-column label="头像">
            <template slot-scope="{row}">
              <img
                slot="reference"
                v-imagerror="require('@/assets/common/bigUserHeader.png')"
                :src="row.staffPhoto "
                style="border-radius: 50%; width: 100px; height: 100px; padding: 10px"
                alt=""
                @click="showQrCode(row.staffPhoto)"
              >
            </template>
          </el-table-column>
          <el-table-column label="工号" sortable="" prop="workNumber" />
          <el-table-column label="聘用形式" sortable="" prop="formOfEmployment" :formatter="formatEmployment" />
          <el-table-column label="部门" sortable="" prop="departmentName" />
          <el-table-column label="入职时间" sortable="" prop="timeOfEntry">
            <template slot-scope="{row}">
              {{ row.timeOfEntry |formatDate }}
            </template>
          </el-table-column>
          <el-table-column label="账户状态" sortable="" prop="enableState">
            <template slot-scope="{ row }">
              <!-- 根据当前状态来确定 是否打开开关 -->
              <el-switch :value="row.enableState === 1" />
            </template>
          </el-table-column>
          <el-table-column label="操作" sortable="" fixed="right" width="280">
            <template slot-scope="{row}">
              <el-button type="text" size="small" @click="$router.push(`/employees/detail/${row.id}`)">查看</el-button>
              <el-button type="text" size="small">转正</el-button>
              <el-button type="text" size="small">调岗</el-button>
              <el-button type="text" size="small">离职</el-button>
              <el-button type="text" size="small" @click="editRole(row.id)">角色</el-button>
              <el-button type="text" size="small" @click="delEmployee(row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
        <!-- 分页组件 -->
        <el-row type="flex" justify="center" align="center">
          <el-pagination
            layout="prev, pager, next"
            :total="page.total"
            :current-page="page.page"
            :page-size="page.size"
            @current-change="changePage"
          />
        </el-row>
      </el-card>
    </div>

    <!-- 弹出层组件 -->
    <AddEmployee :show-dialog.sync="showDialog" />
    <!-- 二维码弹层组件 -->
    <el-dialog title="二维码" :visible.sync="showCodeDialog">
      <el-row type="flex" justify="center" align="center">
        <canvas ref="myCanvas" />
      </el-row>
    </el-dialog>

    <!-- 分配角色弹层 -->
    <AssignRole ref="refRoleId" :assign-role-visible.sync="assignRoleVisible" :user-id="userId" />
  </div>
</template>

<script>
import { getEmployeeList, delEmployee } from '@/api/employees'
import EmployeeEnum from '@/api/constant/employees'
import AddEmployee from './components/AddEmployee.vue'
import { formatDate } from '@/utils/filters'
import QrCode from 'qrcode'
import AssignRole from './components/assign-role.vue'
export default {
  name: 'Employees',
  components: {
    AddEmployee,
    AssignRole

  },
  data() {
    return {
      list: [], // 存放员工列表信息
      page: { // 页码数据
        page: 1,
        size: 10,
        total: 0
      },
      loading: false, // 控制加载完成状态
      showDialog: false,
      showCodeDialog: false, // 二维码弹层
      assignRoleVisible: false, // 分配角色弹层
      userId: null // 用户id
    }
  },
  created() {
    this.getEmployeeList()
  },
  methods: {
    // 获取员工列表
    async getEmployeeList() {
      this.loading = false
      const { total, rows } = await getEmployeeList(this.page)
      this.page.total = total
      this.list = rows
      this.loading = true
    },
    // 当前页码改变时
    changePage(newPage) {
      this.page.page = newPage
      this.getEmployeeList()
    },
    // 格式化聘用形式
    formatEmployment(row, column, cellValue, index) {
      // 要去找 1所对应的值

      const obj = EmployeeEnum.hireType.find(item => item.id === cellValue)
      return obj ? obj.value : '未知'
    },

    // 删除员工
    async delEmployee(id) {
      try {
        await this.$confirm('您确定删除该员工吗')
        await delEmployee(id)
        // 重新获取数据
        this.getEmployeeList()
        this.$message.success('删除员工成功')
      } catch (err) {
        console.log(err)
        // console.log('取消')
      }
    },
    // 导出excel数据
    excelData() {
      console.log('导出')
      const headers = {
        '姓名': 'username',
        '手机号': 'mobile',
        '入职日期': 'timeOfEntry',
        '聘用形式': 'formOfEmployment',
        '转正日期': 'correctionTime',
        '工号': 'workNumber',
        '部门': 'departmentName'
      }
      // 懒加载
      import('@/vendor/Export2Excel').then(async excel => {
        // 获取excel数据
        const { rows } = await getEmployeeList({
          page: 1,
          size: this.page.total
        })
        const data = this.formatJson(headers, rows)
        // 处理复杂表头
        const multiHeader = [['姓名', '主要信息', '', '', '', '', '部门']]
        // 合并部分
        const merges = ['A1:A2', 'B1:F1', 'G1:G2']
        excel.export_json_to_excel({
          header: Object.keys(headers),
          data,
          filename: 'excel-list', // 非必填
          multiHeader,
          merges,
          autoWidth: true, // 非必填
          bookType: 'xlsx' // 非必填
        })
      })
    },
    // 该方法负责将数组转化成二维数组
    // [{}] =>[[]]
    formatJson(headers, rows) {
      return rows.map(item => {
        // console.log(item)
        // item 是一个对象{username:''....}
        return Object.keys(headers).map(key => { // 这个return返回一个二维数组
        // 判断字段 处理时间
          if (headers[key] === 'timeOfEntry' || headers[key] === 'correctionTime') {
            // 格式化时间日期
            return formatDate(item[headers[key]])
          } else if (headers[key] === 'formOfEmployment') {
            // 处理聘用形式
            const obj = EmployeeEnum.hireType.find(obj => obj.id === item[headers[key]])
            return obj ? obj.value : '未知'
          }
          //  headers[key] 是英文 key 是中文 再从item里面找对应的值
          return item[headers[key]]
        })
      })
    },
    // 点击头像展示二维码
    showQrCode(url) {
      if (url) {
        this.showCodeDialog = true

        // 在上一次数据更新完毕，页面渲染完毕之后
        this.$nextTick(() => {
          QrCode.toCanvas(this.$refs.myCanvas, url) // 将地址转化成二维码
        })
      } else {
        this.$message.warning('该用户还未上传头像')
      }
    },
    // 点击角色
    async editRole(id) {
      this.userId = id
      // 获取当前角色id
      await this.$refs.refRoleId.getUserDetailById(id) // 调用子组件方法 异步方法
      this.assignRoleVisible = true
    }
  }
}
</script>

<style>

</style>
